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src and meta are fields of $kentry, not $fun

* module/language/cps.scm ($kentry, $fun): Attach "src" and "meta" on
  the $kentry, not the $fun.  This prepares us for $callk to $kentry
  continuations that have no corresponding $fun.

* module/language/cps/arities.scm:
* module/language/cps/closure-conversion.scm:
* module/language/cps/compile-bytecode.scm:
* module/language/cps/constructors.scm:
* module/language/cps/contification.scm:
* module/language/cps/cse.scm:
* module/language/cps/dce.scm:
* module/language/cps/dfg.scm:
* module/language/cps/elide-values.scm:
* module/language/cps/prune-bailouts.scm:
* module/language/cps/prune-top-level-scopes.scm:
* module/language/cps/reify-primitives.scm:
* module/language/cps/renumber.scm:
* module/language/cps/self-references.scm:
* module/language/cps/simplify.scm:
* module/language/cps/slot-allocation.scm:
* module/language/cps/specialize-primcalls.scm:
* module/language/cps/verify.scm:
* module/language/tree-il/compile-cps.scm: Adapt.
This commit is contained in:
Andy Wingo 2014-04-10 10:50:17 +02:00
parent 1e91d95704
commit 24b611e81c
21 changed files with 160 additions and 154 deletions

View file

@ -26,9 +26,9 @@
(eval . (put '$letconst 'scheme-indent-function 1))
(eval . (put '$continue 'scheme-indent-function 2))
(eval . (put '$kargs 'scheme-indent-function 2))
(eval . (put '$kentry 'scheme-indent-function 2))
(eval . (put '$kentry 'scheme-indent-function 4))
(eval . (put '$kclause 'scheme-indent-function 1))
(eval . (put '$fun 'scheme-indent-function 2))))
(eval . (put '$fun 'scheme-indent-function 1))))
(emacs-lisp-mode . ((indent-tabs-mode . nil)))
(texinfo-mode . ((indent-tabs-mode . nil)
(fill-column . 72))))

View file

@ -71,11 +71,11 @@
;;; That's to say that a $fun can be matched like this:
;;;
;;; (match f
;;; (($ $fun src meta free
;;; (($ $fun free
;;; ($ $cont kentry
;;; ($ $kentry self ($ $cont ktail _ ($ $ktail))
;;; ($ $kentry src meta self ($ $cont ktail ($ $ktail))
;;; ($ $kclause arity
;;; ($ $cont kbody _ ($ $kargs names syms body))
;;; ($ $cont kbody ($ $kargs names syms body))
;;; alternate))))
;;; #t))
;;;
@ -179,7 +179,7 @@
(define-cps-type $kif kt kf)
(define-cps-type $kreceive arity k)
(define-cps-type $kargs names syms body)
(define-cps-type $kentry self tail clause)
(define-cps-type $kentry src meta self tail clause)
(define-cps-type $ktail)
(define-cps-type $kclause arity cont alternate)
@ -187,7 +187,7 @@
(define-cps-type $void)
(define-cps-type $const val)
(define-cps-type $prim name)
(define-cps-type $fun src meta free body)
(define-cps-type $fun free body)
(define-cps-type $call proc args)
(define-cps-type $callk k proc args)
(define-cps-type $primcall name args)
@ -242,8 +242,8 @@
(make-$kargs (list name ...) (list sym ...) (build-cps-term body)))
((_ ($kargs names syms body))
(make-$kargs names syms (build-cps-term body)))
((_ ($kentry self tail clause))
(make-$kentry self (build-cps-cont tail) (build-cps-cont clause)))
((_ ($kentry src meta self tail clause))
(make-$kentry src meta self (build-cps-cont tail) (build-cps-cont clause)))
((_ ($ktail))
(make-$ktail))
((_ ($kclause arity cont alternate))
@ -262,8 +262,8 @@
((_ ($void)) (make-$void))
((_ ($const val)) (make-$const val))
((_ ($prim name)) (make-$prim name))
((_ ($fun src meta free body))
(make-$fun src meta free (build-cps-cont body)))
((_ ($fun free body))
(make-$fun free (build-cps-cont body)))
((_ ($call proc (unquote args))) (make-$call proc args))
((_ ($call proc (arg ...))) (make-$call proc (list arg ...)))
((_ ($call proc args)) (make-$call proc args))
@ -344,9 +344,10 @@
(build-cont-body ($kreceive req rest k)))
(('kargs names syms body)
(build-cont-body ($kargs names syms ,(parse-cps body))))
(('kentry self tail clause)
(('kentry src meta self tail clause)
(build-cont-body
($kentry self ,(parse-cps tail) ,(and=> clause parse-cps))))
($kentry (src exp) meta self ,(parse-cps tail)
,(and=> clause parse-cps))))
(('ktail)
(build-cont-body
($ktail)))
@ -372,8 +373,8 @@
(build-cps-exp ($const exp)))
(('prim name)
(build-cps-exp ($prim name)))
(('fun meta free body)
(build-cps-exp ($fun (src exp) meta free ,(parse-cps body))))
(('fun free body)
(build-cps-exp ($fun free ,(parse-cps body))))
(('letrec ((name sym fun) ...) body)
(build-cps-term
($letrec name sym (map parse-cps fun) ,(parse-cps body))))
@ -412,8 +413,8 @@
`(kseq ,(unparse-cps body)))
(($ $kargs names syms body)
`(kargs ,names ,syms ,(unparse-cps body)))
(($ $kentry self tail clause)
`(kentry ,self ,(unparse-cps tail) ,(unparse-cps clause)))
(($ $kentry src meta self tail clause)
`(kentry ,meta ,self ,(unparse-cps tail) ,(unparse-cps clause)))
(($ $ktail)
`(ktail))
(($ $kclause ($ $arity req opt rest kw allow-other-keys?) body alternate)
@ -429,8 +430,8 @@
`(const ,val))
(($ $prim name)
`(prim ,name))
(($ $fun src meta free body)
`(fun ,meta ,free ,(unparse-cps body)))
(($ $fun free body)
`(fun ,free ,(unparse-cps body)))
(($ $letrec names syms funs body)
`(letrec ,(map (lambda (name sym fun)
(list name sym (unparse-cps fun)))
@ -465,7 +466,7 @@
(($ $kargs names syms body)
(term-folder body seed ...))
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(let-values (((seed ...) (cont-folder tail seed ...)))
(if clause
(cont-folder clause seed ...)
@ -481,7 +482,7 @@
(define (fun-folder fun seed ...)
(match fun
(($ $fun src meta free body)
(($ $fun free body)
(cont-folder body seed ...))))
(define (term-folder term seed ...)
@ -518,7 +519,7 @@
(($ $letrec names vars funs body)
(lp body (fold max max-var vars)))
(_ max-var))))
(($ $kentry self)
(($ $kentry src meta self)
(max self max-var))
(_ max-var))))
fun
@ -551,8 +552,8 @@
(($ $kclause arity ($ $cont kbody) ($ $cont kalt)) (proc kbody kalt))
(($ $kentry self tail ($ $cont clause)) (proc clause))
(($ $kentry src meta self tail ($ $cont clause)) (proc clause))
(($ $kentry self tail #f) (proc))
(($ $kentry src meta self tail #f) (proc))
(($ $ktail) (proc))))

View file

@ -34,7 +34,8 @@
(define (fix-clause-arities clause dfg)
(let ((ktail (match clause
(($ $cont _ ($ $kentry _ ($ $cont ktail) _)) ktail))))
(($ $cont _
($ $kentry src meta _ ($ $cont ktail) _)) ktail))))
(define (visit-term term)
(rewrite-cps-term term
(($ $letk conts body)
@ -181,13 +182,13 @@
,cont)))
(rewrite-cps-cont clause
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause))))))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause))))))))
(define (fix-arities* fun dfg)
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(fix-clause-arities body dfg)))))
(($ $fun free body)
($fun free ,(fix-clause-arities body dfg)))))
(define (fix-arities fun)
(let ((dfg (compute-dfg fun)))

View file

@ -128,11 +128,11 @@ convert functions to flat closures."
(values (build-cps-cont (sym ($kargs names syms ,body)))
free)))
(($ $cont sym ($ $kentry self tail clause))
(($ $cont sym ($ $kentry src meta self tail clause))
(receive (clause free) (if clause
(cc clause self (list self))
(values #f '()))
(values (build-cps-cont (sym ($kentry self ,tail ,clause)))
(values (build-cps-cont (sym ($kentry src meta self ,tail ,clause)))
free)))
(($ $cont sym ($ $kclause arity body alternate))
@ -158,7 +158,8 @@ convert functions to flat closures."
(free free))
(match in
(() (values (bindings body) free))
(((name sym ($ $fun src meta () fun-body)) . in)
(((name sym ($ $fun () (and fun-body
($ $cont _ ($ $kentry src))))) . in)
(receive (fun-body fun-free) (cc fun-body #f '())
(lp in
(lambda (body)
@ -166,7 +167,7 @@ convert functions to flat closures."
(build-cps-term
($letk ((k ($kargs (name) (sym) ,(bindings body))))
($continue k src
($fun src meta fun-free ,fun-body))))))
($fun fun-free ,fun-body))))))
(init-closure src sym fun-free self bound body)
(union free (difference fun-free bound))))))))))
@ -176,12 +177,12 @@ convert functions to flat closures."
($ $prim)))
(values exp '()))
(($ $continue k src ($ $fun src* meta () body))
(($ $continue k src ($ $fun () body))
(receive (body free) (cc body #f '())
(match free
(()
(values (build-cps-term
($continue k src ($fun src* meta free ,body)))
($continue k src ($fun free ,body)))
free))
(_
(values
@ -192,7 +193,7 @@ convert functions to flat closures."
src v free self bound
(build-cps-term
($continue k src ($values (v))))))))
($continue kinit src ($fun src* meta free ,body)))))
($continue kinit src ($fun free ,body)))))
(difference free bound))))))
(($ $continue k src ($ $call proc args))
@ -250,9 +251,9 @@ convert functions to flat closures."
(build-cps-term
($letconst (('idx idx (free-index sym)))
($continue k src ($primcall 'free-ref (closure idx)))))))
(($ $continue k src ($ $fun src* meta free body))
(($ $continue k src ($ $fun free body))
($continue k src
($fun src* meta free ,(convert-to-indices body free))))
($fun free ,(convert-to-indices body free))))
(($ $continue)
,term)))
(define (visit-cont cont)
@ -268,17 +269,17 @@ convert functions to flat closures."
,cont)))
(rewrite-cps-cont body
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause)))))))
(define (convert-closures exp)
"Convert free reference in @var{exp} to primcalls to @code{free-ref},
and allocate and initialize flat closures."
(with-fresh-name-state exp
(match exp
(($ $fun src meta () body)
(($ $fun () body)
(receive (body free) (cc body #f '())
(unless (null? free)
(error "Expected no free vars in toplevel thunk" exp body free))
(build-cps-exp
($fun src meta free ,(convert-to-indices body free))))))))
($fun free ,(convert-to-indices body free))))))))

View file

@ -113,10 +113,12 @@
(emit-load-constant asm slot val)
#t)))))
(define (compile-entry meta)
(define (compile-entry)
(let ((label (dfg-min-label dfg)))
(match (lookup-cont label dfg)
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(when src
(emit-source asm src))
(emit-begin-program asm label meta)
(compile-clause (1+ label))
(emit-end-program asm)))))
@ -243,9 +245,9 @@
(emit-load-constant asm dst *unspecified*))
(($ $const exp)
(emit-load-constant asm dst exp))
(($ $fun src meta () ($ $cont k))
(($ $fun () ($ $cont k))
(emit-load-static-procedure asm dst k))
(($ $fun src meta free ($ $cont k))
(($ $fun free ($ $cont k))
(emit-make-closure asm dst k (length free)))
(($ $primcall 'current-module)
(emit-current-module asm dst))
@ -469,18 +471,15 @@
(emit-call-label asm proc-slot nargs k))))))
(match f
(($ $fun src meta free ($ $cont k ($ $kentry self tail clause)))
;; FIXME: src on kentry instead?
(when src
(emit-source asm src))
(compile-entry (or meta '()))))))
(($ $fun free ($ $cont k ($ $kentry src meta self tail clause)))
(compile-entry)))))
(define (visit-funs proc exp)
(match exp
(($ $continue _ _ exp)
(visit-funs proc exp))
(($ $fun src meta free body)
(($ $fun free body)
(proc exp)
(visit-funs proc body))
@ -496,7 +495,7 @@
(when alternate
(visit-funs proc alternate)))
(($ $cont sym ($ $kentry self tail clause))
(($ $cont sym ($ $kentry src meta self tail clause))
(when clause
(visit-funs proc clause)))

View file

@ -34,8 +34,8 @@
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))
@ -95,8 +95,8 @@
,term)))
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))
(($ $fun free body)
($fun free ,(visit-cont body)))))
(define (inline-constructors fun)
(with-fresh-name-state fun

View file

@ -187,7 +187,7 @@
(if (scope-contains? k-scope term-k)
term-k
(match (lookup-cont k-scope dfg)
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
;; K is the tail of some function. If that function
;; has just one clause, return that clause. Otherwise
;; bail.
@ -219,13 +219,13 @@
(define (visit-fun term)
(match term
(($ $fun src meta free body)
(($ $fun free body)
(visit-cont body))))
(define (visit-cont cont)
(match cont
(($ $cont sym ($ $kargs _ _ body))
(visit-term body sym))
(($ $cont sym ($ $kentry self tail clause))
(($ $cont sym ($ $kentry src meta self tail clause))
(when clause (visit-cont clause)))
(($ $cont sym ($ $kclause arity body alternate))
(visit-cont body)
@ -251,7 +251,7 @@
(if (null? rec)
'()
(list rec)))
(((and elt (n s ($ $fun src meta free ($ $cont kentry))))
(((and elt (n s ($ $fun free ($ $cont kentry))))
. nsf)
(if (recursive? kentry)
(lp nsf (cons elt rec))
@ -263,9 +263,10 @@
(match component
(((name sym fun) ...)
(match fun
((($ $fun src meta free
((($ $fun free
($ $cont fun-k
($ $kentry self ($ $cont tail-k ($ $ktail)) clause)))
($ $kentry src meta self ($ $cont tail-k ($ $ktail))
clause)))
...)
(call-with-values (lambda () (extract-arities+bodies clause))
(lambda (arities bodies)
@ -277,9 +278,9 @@
(split-components (map list names syms funs))))
(($ $continue k src exp)
(match exp
(($ $fun src meta free
(($ $fun free
($ $cont fun-k
($ $kentry self ($ $cont tail-k ($ $ktail)) clause)))
($ $kentry src meta self ($ $cont tail-k ($ $ktail)) clause)))
(if (and=> (bound-symbol k)
(lambda (sym)
(contify-fun term-k sym self tail-k
@ -340,8 +341,8 @@
,body)))))))
(define (visit-fun term)
(rewrite-cps-exp term
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))
(($ $fun free body)
($fun free ,(visit-cont body)))))
(define (visit-cont cont)
(rewrite-cps-cont cont
(($ $cont (? (cut assq <> fun-elisions)))
@ -349,8 +350,8 @@
,#f)
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body sym))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))

View file

@ -222,14 +222,14 @@ be that both true and false proofs are available."
(($ $kclause arity ($ $cont kargs ($ $kargs names syms)))
syms)
(($ $kif) '())
(($ $kentry self) (list self))
(($ $kentry src meta self) (list self))
(($ $ktail) '())))
(lp (1+ n))))
defs))
(define (compute-label-and-var-ranges fun)
(match fun
(($ $fun src meta free ($ $cont kentry ($ $kentry self)))
(($ $fun free ($ $cont kentry ($ $kentry src meta self)))
((make-cont-folder #f min-label label-count min-var var-count)
(lambda (k cont min-label label-count min-var var-count)
(let ((min-label (min k min-label))
@ -246,7 +246,7 @@ be that both true and false proofs are available."
(+ var-count (length vars))))
(($ $letk conts body) (lp body min-var var-count))
(_ (values min-label label-count min-var var-count)))))
(($ $kentry self)
(($ $kentry src meta self)
(values min-label label-count (min self min-var) (1+ var-count)))
(_
(values min-label label-count min-var var-count)))))
@ -349,7 +349,7 @@ be that both true and false proofs are available."
(($ $void) 'void)
(($ $const val) (cons 'const val))
(($ $prim name) (cons 'prim name))
(($ $fun src meta free body) #f)
(($ $fun free body) #f)
(($ $call proc args) #f)
(($ $callk k proc args) #f)
(($ $primcall name args)
@ -427,8 +427,8 @@ be that both true and false proofs are available."
(rewrite-cps-cont cont
(($ $cont label ($ $kargs names vars body))
(label ($kargs names vars ,(visit-term body label))))
(($ $cont label ($ $kentry self tail clause))
(label ($kentry self ,tail
(($ $cont label ($ $kentry src meta self tail clause))
(label ($kentry src meta self ,tail
,(and clause (visit-entry-cont clause)))))
(($ $cont label ($ $kclause arity ($ $cont kbody body) alternate))
(label ($kclause ,arity ,(visit-cont kbody body)
@ -512,8 +512,8 @@ be that both true and false proofs are available."
($letk ,conts ,(visit-exp* k src exp))))))))
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta (map subst-var free) ,(visit-entry-cont body)))))
(($ $fun free body)
($fun (map subst-var free) ,(visit-entry-cont body)))))
(define (cse fun dfg)
(call-with-values (lambda () (compute-equivalent-subexpressions fun dfg))

View file

@ -71,7 +71,7 @@
(($ $kclause arity ($ $cont kargs ($ $kargs names syms)))
syms)
(($ $kif) #f)
(($ $kentry self) (list self))
(($ $kentry src meta self) (list self))
(($ $ktail) #f)))
(lp (1+ n))))
defs))
@ -163,7 +163,7 @@
(($ $kif) #f)
(($ $kclause arity ($ $cont kargs ($ $kargs names syms body)))
(for-each mark-live! syms))
(($ $kentry self)
(($ $kentry src meta self)
(mark-live! self))
(($ $ktail) #f))
(lp (1- n))))))))
@ -209,10 +209,10 @@
(build-cps-cont
(label ($kargs names syms
,(visit-term body label))))))))
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(list
(build-cps-cont
(label ($kentry self ,tail
(label ($kentry src meta self ,tail
,(and clause (visit-cont clause)))))))
(($ $kclause arity body alternate)
(list
@ -275,8 +275,8 @@
($continue adapt src ,exp))))))))
(build-cps-term ($continue k src ($values ())))))))
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))))
(($ $fun free body)
($fun free ,(visit-cont body)))))))
(visit-fun fun))
(define (eliminate-dead-code fun)

View file

@ -325,8 +325,8 @@ body continuation in the prompt."
succs))
(match fun
(($ $fun src meta free
($ $cont kentry ($ $kentry self ($ $cont ktail tail))))
(($ $fun free
($ $cont kentry ($ $kentry src meta self ($ $cont ktail tail))))
(call-with-values
(lambda ()
(compute-reverse-control-flow-order ktail dfg))
@ -821,10 +821,10 @@ body continuation in the prompt."
(_ #f)))))
(match fun
(($ $fun src meta free
(($ $fun free
($ $cont kentry
(and entry
($ $kentry self ($ $cont ktail tail) clause))))
($ $kentry src meta self ($ $cont ktail tail) clause))))
(declare-block! kentry entry #f 0)
(add-def! self kentry)
@ -883,7 +883,7 @@ body continuation in the prompt."
(else min-var))
(fold max max-var vars)
(+ var-count (length vars))))))
(($ $kentry self)
(($ $kentry src meta self)
(values min-label max-label (1+ label-count)
(min* self min-var) (max self max-var) (1+ var-count)))
(_ (values min-label max-label (1+ label-count)

View file

@ -40,8 +40,8 @@
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))
@ -99,8 +99,8 @@
,term)))
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))
(($ $fun free body)
($fun free ,(visit-cont body)))))
(define (elide-values fun)
(with-fresh-name-state fun

View file

@ -50,8 +50,8 @@
(rewrite-cps-cont cont
(($ $cont label ($ $kargs names vars body))
(label ($kargs names vars ,(visit-term body ktail))))
(($ $cont label ($ $kentry self tail clause))
(label ($kentry self ,tail
(($ $cont label ($ $kentry src meta self tail clause))
(label ($kentry src meta self ,tail
,(and clause (visit-cont clause ktail)))))
(($ $cont label ($ $kclause arity body alternate))
(label ($kclause ,arity ,(visit-cont body ktail)
@ -87,10 +87,11 @@
(_ ($continue k src ,exp))))
(rewrite-cps-exp fun
(($ $fun src meta free
($ $cont kentry ($ $kentry self ($ $cont ktail ($ $ktail)) clause)))
($fun src meta free
(kentry ($kentry self (ktail ($ktail))
(($ $fun free
($ $cont kentry
($ $kentry src meta self ($ $cont ktail ($ $ktail)) clause)))
($fun free
(kentry ($kentry src meta self (ktail ($ktail))
,(and clause (visit-cont clause ktail))))))))
(define (prune-bailouts fun)

View file

@ -41,7 +41,7 @@
(hashq-set! k->scope-var k var)))
(($ $cont k ($ $kargs names syms body))
(visit-term body))
(($ $cont k ($ $kentry self tail clause))
(($ $cont k ($ $kentry src meta self tail clause))
(when clause (visit-cont clause)))
(($ $cont k ($ $kclause arity body alternate))
(visit-cont body)
@ -82,7 +82,7 @@
(_ #t)))))
(define (visit-fun fun)
(match fun
(($ $fun src meta free body)
(($ $fun free body)
(visit-cont body))))
(visit-fun fun)
@ -94,8 +94,8 @@
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))
@ -115,5 +115,5 @@
(($ $continue)
,term)))
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body))))))
(($ $fun free body)
($fun free ,(visit-cont body))))))

View file

@ -111,17 +111,17 @@
(let ((conts (build-cont-table fun)))
(define (visit-fun term)
(rewrite-cps-exp term
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))
(($ $fun free body)
($fun free ,(visit-cont body)))))
(define (visit-cont cont)
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body))))
(($ $cont sym ($ $kentry self (and tail ($ $cont ktail)) #f))
(($ $cont sym ($ $kentry src meta self (and tail ($ $cont ktail)) #f))
;; A case-lambda with no clauses. Reify a clause.
(sym ($kentry self ,tail ,(reify-clause ktail))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(visit-cont clause))))
(sym ($kentry src meta self ,tail ,(reify-clause ktail))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail ,(visit-cont clause))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))

View file

@ -92,7 +92,7 @@
(match cont
(($ $kargs names vars body)
(visit-term body))
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(visit-cont tail)
(when clause
(visit-cont clause)))
@ -111,7 +111,7 @@
(visit-term body))
(($ $continue k src _) #f)))
(match fun
(($ $fun src meta free body)
(($ $fun free body)
(visit-cont body))))
(define (compute-names-in-fun fun)
@ -131,7 +131,7 @@
(when reachable?
(for-each rename! vars))
(visit-term body reachable?))
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(unless reachable? (error "entry should be reachable"))
(rename! self)
(visit-cont tail)
@ -168,7 +168,7 @@
(collect-conts fun)
(match fun
(($ $fun src meta free (and entry ($ $cont kentry)))
(($ $fun free (and entry ($ $cont kentry)))
(set! next-label (sort-conts kentry labels next-label))
(visit-cont entry)
(for-each compute-names-in-fun (reverse queue)))))
@ -211,9 +211,9 @@
(rewrite-cps-cont cont
(($ $kargs names vars body)
(label ($kargs names (map rename vars) ,(visit-term body))))
(($ $kentry self tail clause)
(($ $kentry src meta self tail clause)
(label
($kentry (rename self) ,(must-visit-cont tail)
($kentry src meta (rename self) ,(must-visit-cont tail)
,(and clause (must-visit-cont clause)))))
(($ $ktail)
(label ($ktail)))
@ -259,6 +259,6 @@
($prompt escape? (rename tag) (relabel handler))))))
(define (visit-fun fun)
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta (map rename free) ,(must-visit-cont body)))))
(($ $fun free body)
($fun (map rename free) ,(must-visit-cont body)))))
(values (visit-fun fun) nlabels nvars))))

View file

@ -35,8 +35,8 @@
(rewrite-cps-cont cont
(($ $cont label ($ $kargs names vars body))
(label ($kargs names vars ,(visit-term body))))
(($ $cont label ($ $kentry self tail clause))
(label ($kentry self ,tail
(($ $cont label ($ $kentry src meta self tail clause))
(label ($kentry src meta self ,tail
,(and clause (visit-cont clause)))))
(($ $cont label ($ $kclause arity body alternate))
(label ($kclause ,arity ,(visit-cont body)
@ -71,9 +71,9 @@
(define (visit-recursive-fun fun var)
(match fun
(($ $fun src meta free (and cont ($ $cont _ ($ $kentry self))))
(($ $fun free (and cont ($ $cont _ ($ $kentry src meta self))))
(resolve-self-references fun (acons var self env)))))
(rewrite-cps-exp fun
(($ $fun src meta free cont)
($fun src meta (map subst free) ,(visit-cont cont)))))
(($ $fun free cont)
($fun (map subst free) ,(visit-cont cont)))))

View file

@ -39,7 +39,7 @@
(match cont
(($ $cont sym ($ $kargs names syms body))
(visit-term body sym syms))
(($ $cont sym ($ $kentry self tail clause))
(($ $cont sym ($ $kentry src meta self tail clause))
(when clause (visit-cont clause)))
(($ $cont sym ($ $kclause arity body alternate))
(visit-cont body)
@ -62,7 +62,7 @@
#f)))
(define (visit-fun fun)
(match fun
(($ $fun src meta free body)
(($ $fun free body)
(visit-cont body))))
(visit-fun fun)
table))
@ -89,8 +89,9 @@
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body sym))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause sym)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail
,(and clause (visit-cont clause sym)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body sym)
,(and alternate (visit-cont alternate sym)))))
@ -114,8 +115,8 @@
($continue (reduce k scope) src ,exp))))
(define (visit-fun fun)
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body #f)))))
(($ $fun free body)
($fun free ,(visit-cont body #f)))))
(visit-fun fun)))
(define (compute-beta-reductions fun)
@ -129,7 +130,7 @@
(match cont
(($ $cont sym ($ $kargs names syms body))
(visit-term body))
(($ $cont sym ($ $kentry self tail clause))
(($ $cont sym ($ $kentry src meta self tail clause))
(when clause (visit-cont clause)))
(($ $cont sym ($ $kclause arity body alternate))
(visit-cont body)
@ -165,7 +166,7 @@
#f)))
(define (visit-fun fun)
(match fun
(($ $fun src meta free body)
(($ $fun free body)
(visit-cont body))))
(visit-fun fun)
(values var-table k-table)))
@ -185,8 +186,8 @@
(rewrite-cps-cont cont
(($ $kargs names syms body)
(sym ($kargs names syms ,(visit-term body))))
(($ $kentry self tail clause)
(sym ($kentry self ,tail
(($ $kentry src meta self tail clause)
(sym ($kentry src meta self ,tail
,(and clause (must-visit-cont clause)))))
(($ $kclause arity body alternate)
(sym ($kclause ,arity ,(must-visit-cont body)
@ -229,8 +230,8 @@
(build-cps-exp ($prompt escape? (subst tag) handler)))))))))))
(define (visit-fun fun)
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta (map subst free) ,(must-visit-cont body)))))
(($ $fun free body)
($fun (map subst free) ,(must-visit-cont body)))))
(visit-fun fun)))
(define (simplify fun)

View file

@ -337,7 +337,7 @@ are comparable with eqv?. A tmp slot may be used."
(let lp ((n 0))
(when (< n (vector-length usev))
(match (lookup-cont (idx->label n) dfg)
(($ $kentry self)
(($ $kentry src meta self)
(vector-set! defv n (list (dfa-var-idx dfa self))))
(($ $kargs names syms body)
(vector-set! defv n (map (cut dfa-var-idx dfa <>) syms))
@ -671,7 +671,7 @@ are comparable with eqv?. A tmp slot may be used."
(error "Unexpected clause order"))))
(visit-clauses next live))))))
(match (lookup-cont (idx->label 0) dfg)
(($ $kentry self)
(($ $kentry src meta self)
(visit-clauses 1 (allocate-defs! 0 (empty-live-slots))))))
(compute-constants!)

View file

@ -41,8 +41,9 @@
(rewrite-cps-cont cont
(($ $cont sym ($ $kargs names syms body))
(sym ($kargs names syms ,(visit-term body))))
(($ $cont sym ($ $kentry self tail clause))
(sym ($kentry self ,tail ,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kentry src meta self tail clause))
(sym ($kentry src meta self ,tail
,(and clause (visit-cont clause)))))
(($ $cont sym ($ $kclause arity body alternate))
(sym ($kclause ,arity ,(visit-cont body)
,(and alternate (visit-cont alternate)))))
@ -107,7 +108,7 @@
(define (visit-fun fun)
(rewrite-cps-exp fun
(($ $fun src meta free body)
($fun src meta free ,(visit-cont body)))))
(($ $fun free body)
($fun free ,(visit-cont body)))))
(visit-fun fun))))

View file

@ -115,9 +115,9 @@
(define (visit-fun fun k-env v-env)
(match fun
(($ $fun src meta (free ...)
(($ $fun (free ...)
($ $cont kbody
($ $kentry self ($ $cont ktail ($ $ktail)) clause)))
($ $kentry src meta self ($ $cont ktail ($ $ktail)) clause)))
(when (and meta (not (and (list? meta) (and-map pair? meta))))
(error "meta should be alist" meta))
(for-each (cut check-var <> v-env) free)

View file

@ -297,8 +297,8 @@
(let-fresh (kentry ktail) (self)
(build-cps-term
($continue k fun-src
($fun fun-src meta '()
(kentry ($kentry self (ktail ($ktail))
($fun '()
(kentry ($kentry fun-src meta self (ktail ($ktail))
,(convert-clauses body ktail)))))))
(let ((scope-id (fresh-scope-id)))
(let-fresh (kscope) ()
@ -604,8 +604,8 @@ integer."
(let ((src (tree-il-src exp)))
(let-fresh (kinit ktail kclause kbody) (init)
(build-cps-exp
($fun src '() '()
(kinit ($kentry init (ktail ($ktail))
($fun '()
(kinit ($kentry src '() init (ktail ($ktail))
(kclause
($kclause ('() '() #f '() #f)
(kbody ($kargs () ()